Home / 11,858.46-16,364.66-6,480.97

Finding the Fourth Proportional to 11,858.46, 16,364.66 and 6,480.97

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Solution

The fourth proportional to 11,858.46, 16,364.66 and 6,480.97 is: 8,943.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,858.46 : 16,364.66 = 6,480.97 : x
  2. Step 2: Convert to fraction form
    11,858.46/16,364.66 = 6,480.97/x
  3. Step 3: Cross multiply
    11,858.46x = 16,364.66 × 6,480.97
  4. Step 4: Simplify right side
    11,858.46x = 106,058,870.52
  5. Step 5: Solve for x
    x = 106,058,870.52/11,858.46
  6. Step 6: Final answer
    x = 8,943.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.